package cn.tedu.jbdc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Scanner;

public class JDBCDemo1 {
    public static void main(String[] args) throws ClassNotFoundException, SQLException {
        // 1.加载数据库驱动;
        Class.forName("com.mysql.cj.jdbc.Driver");

        // 2.创建数据库连接对象;
        Connection connection = DriverManager.getConnection(
                "jdbc:mysql://localhost:3306/tedu?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true",
                "root",
                "root"
        );

        // 3.创建SQL语句执行对象;
        Statement statement = connection.createStatement();

        while (true) {


            // 4.执行SQL语句;
            Scanner scanner = new Scanner(System.in);
            System.out.println("用户名:");
            String username = scanner.nextLine();
            if ("exit".equalsIgnoreCase(username)){
                break;
            }
            System.out.println("密码:");
            String password = scanner.nextLine();
            System.out.println("昵称:");
            String nickname = scanner.nextLine();
            System.out.println("年龄:");
            Integer age = scanner.nextInt();

            String sql = "INSERT INTO userinfo(username,password,nickname,age) VALUES('" + username + "','" + password + "','" + nickname + "'," + age + ")";
            int i = statement.executeUpdate(sql);


        }

        // 5.断开数据库连接;
        connection.close();
        statement.close();

    }
}
